import { CardEventService, normalizeEventCode } from '../../../src/modules/card/service/event';

describe('P2 展会现场活动码与同场名片墙', () => {
  let eventService: CardEventService;
  let eventStore: any[];
  let memberStore: any[];
  let cardStore: any[];

  function createRepo(store: any[], idStart = 1) {
    let seq = idStart;
    return {
      findOne: jest.fn(async (opts: { where?: Record<string, unknown> }) => {
        const where = opts?.where || {};
        return (
          store.find(row =>
            Object.keys(where).every(key => row[key] === (where as any)[key])
          ) || null
        );
      }),
      find: jest.fn(async (opts?: { where?: Record<string, unknown> }) => {
        const where = opts?.where || {};
        return store.filter(row =>
          Object.keys(where).every(key => row[key] === (where as any)[key])
        );
      }),
      save: jest.fn(async (item: any) => {
        if (item.id) {
          const idx = store.findIndex(row => row.id === item.id);
          if (idx >= 0) {
            store[idx] = { ...store[idx], ...item };
            return store[idx];
          }
        }
        const saved = { ...item, id: item.id || seq++ };
        store.push(saved);
        return saved;
      }),
    };
  }

  beforeEach(() => {
    eventStore = [];
    memberStore = [];
    cardStore = [
      {
        id: 101,
        userId: 11,
        tenantId: 1,
        name: 'Alex Rivera',
        title: 'VP',
        company: 'OmniCard',
        slug: 'alex',
        status: 'published',
      },
      {
        id: 103,
        userId: 33,
        tenantId: 1,
        name: 'Chen Wei',
        title: 'Sales',
        company: 'OmniCard',
        slug: 'chen-wei',
        status: 'published',
      },
      {
        id: 202,
        userId: 22,
        tenantId: 2,
        name: 'Tariq Mansour',
        title: 'Director',
        company: 'Dubai Energy',
        slug: 'tariq',
        status: 'published',
      },
    ];
    eventService = new CardEventService();
    eventService.cardEventEntity = createRepo(eventStore) as any;
    eventService.cardEventMemberEntity = createRepo(memberStore, 50) as any;
    eventService.cardInfoEntity = createRepo(cardStore, 300) as any;
  });

  it('normalizeEventCode 只接受 6 位字母数字', () => {
    expect(normalizeEventCode('ces26a')).toBe('CES26A');
    expect(() => normalizeEventCode('12')).toThrow(/活动码/);
    expect(() => normalizeEventCode('CES-26')).toThrow(/活动码/);
  });

  it('首次加入活动码会创建现场并写入成员', async () => {
    const result = await eventService.joinEvent({
      userId: 11,
      code: 'ces26a',
    });

    expect(result.event.code).toBe('CES26A');
    expect(result.event.status).toBe('active');
    expect(result.member.userId).toBe(11);
    expect(result.member.cardId).toBe(101);
    expect(eventStore).toHaveLength(1);
    expect(memberStore).toHaveLength(1);
  });

  it('同一用户重复加入同一现场只保留一行成员', async () => {
    await eventService.joinEvent({ userId: 11, code: 'CES26A' });
    await eventService.joinEvent({ userId: 11, code: 'ces26a' });

    expect(eventStore).toHaveLength(1);
    expect(memberStore).toHaveLength(1);
  });

  it('现场墙只返回同场他人已发布名片', async () => {
    await eventService.joinEvent({ userId: 11, code: 'CES26A' });
    await eventService.joinEvent({ userId: 33, code: 'CES26A' });
    await eventService.joinEvent({ userId: 22, code: 'GITEX1' });

    const page = await eventService.pageEventFloor({
      userId: 11,
      page: 1,
      size: 20,
    });

    expect(page.list).toHaveLength(1);
    expect(page.list[0].peerCardId).toBe(103);
    expect(page.list[0].peerName).toBe('Chen Wei');
    expect(page.list[0].source).toBe('event');
    expect(page.list.find(row => row.peerCardId === 101)).toBeUndefined();
    expect(page.list.find(row => row.peerCardId === 202)).toBeUndefined();
  });

  it('未加入现场时墙为空', async () => {
    const page = await eventService.pageEventFloor({
      userId: 11,
      page: 1,
      size: 20,
    });
    expect(page.list).toHaveLength(0);
    expect(page.pagination.total).toBe(0);
  });
});